On April 5, 2012, the Detroit Red Wings signed Sheahan to a three-year, entry-level contract.[9] On April 7, 2012, he made his NHL debut for Detroit against the Chicago Blackhawks.[10] On January 11, 2014, Sheahan scored his first career NHL goal, against Jonathan Quick of the Los Angeles Kings. On July 1, 2014, the Detroit Red Wings signed Sheahan to a two-year, $1.9 million contract extension.[11] On June 16, 2016, the Red Wings signed Sheahan to another two-year contract extension.[12]
On April 9, 2017, Sheahan scored his only two goals of the 2016–17 season during the final game at Joe Louis Arena, including the final goal in the arena's history. Sheahan had set a team record for the most games to start the season without a goal, and he also set an NHL record as the only forward with at least 100 shots to start the season without a goal.[13][14]
Pittsburgh Penguins
On October 21, 2017, Sheahan was traded to the Pittsburgh Penguins (along with a fifth-round pick in the 2018 NHL Entry Draft) in exchange for Scott Wilson and a third-round pick in 2018.[15] He finished the 2017–18 season with 32 points in 81 games. On June 27, 2018, Sheahan signed a one-year contract with the Penguins.[16]
On September 5, 2019, Sheahan signed a one-year, $900,000 contract with the Edmonton Oilers.[18] He skated in 66 regular season games with the club, scoring 15 points. He also went scoreless in four postseason games.
Buffalo Sabres
On December 29, 2020, Sheahan signed a professional tryout contract with the Buffalo Sabres to attend their training camp.[19][20] On January 8, 2021, the Sabres signed Sheahan to a one-year, $700,000 contract.[21] In the shortened 2020–21 season, Sheahan appeared in 53 regular season games for the Sabres in a checking-line role. He contributed with 4 goals and 13 points, as the club finished bottom of the league.
Seattle Kraken
As a free agent from the Sabres, Sheahan was signed to a one-year, $850,000 contract with expansion club the Seattle Kraken on September 1, 2021.[22] Sheahan scored the Kraken's first ever preseason goal on September 26, 2021 in a 5-3 win against the Vancouver Canucks. After making the Kraken opening night roster, Sheahan endured a short assignment to the Charlotte Checkers of the AHL, before returning and remaining on the Kraken in a depth forward role. He appeared in 69 regular season games, used as the team's primary penalty killer, in collecting 4 goals and 13 assists for 17 points.
Return to Buffalo
On August 10, 2022, Sheahan as a free agent returned to the Buffalo Sabres, on a one-year, two-way, $950,000 contract.[23] On October 31, 2022, Sheahan was assigned to the Rochester Americans of the American Hockey League after being waived by the Sabres.[24] The Sabres brought him back to their NHL roster on November 15, 2022.[25] On November 27, 2022, after two games with the Sabres, Sheahan was placed on unconditional waivers for the purpose of terminating his contract because of Sheahan's refusal to return to AHL affiliate, Rochester Americans.[26]
He officially announced his retirement from professional hockey on October 12th, 2024.[29]
Personal life
Sheahan is the nephew by marriage of Rocky DiPietro, a member of the Canadian Football Hall of Fame.[5] He plays guitar in his free time.[30] In 2021, Sheahan and fellow hockey player Tyler Smith started the Speak Your Mind podcast to address mental health issues in and out of professional sports.[31] Sheahan was diagnosed with depression.[32]
Legal issues
On October 29, 2012, Sheahan was stopped by police in Grand Rapids, Michigan, after which a roadside test determined he was driving with a blood-alcohol level of 0.30, nearly four times the legal limit. Sheahan was wearing a purple Teletubby costume and was carrying the ID of fellow Red Wings' prospect Brendan Smith when arrested. He told police he was carrying Smith's ID so he could get into bars, as he was underage at the time.[33]
Sheahan pleaded guilty in Michigan's 61st District Court on December 13, 2012, to operating a car with a blood-alcohol level of 0.17 or higher. He was sentenced to one year probation and ordered to spend 49 hours on a work crew.[33]
Sheahan had previously been arrested on alcohol-related charges when he was charged with public intoxication and consumption of alcohol by a minor in 2010 when he was a freshman at Notre Dame.[33]